NL28552C - - Google Patents

Info

Publication number: NL28552C
Authority: NL; Netherlands

Application number

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1929-09-30

Publication of NL28552C publication Critical patent/NL28552C/xx

Classifications

- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B21/00—Nitrogen; Compounds thereof
- C01B21/20—Nitrogen oxides; Oxyacids of nitrogen; Salts thereof
- C01B21/38—Nitric acid
- C01B21/44—Concentration

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Inorganic Chemistry (AREA)
Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)

NL28552D 1929-09-30 NL28552C (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
IT690810X		1929-09-30

Publications (1)

Publication Number	Publication Date
NL28552C true NL28552C (enrdf_load_stackoverflow)

Family

ID=11311298

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL28552D NL28552C (enrdf_load_stackoverflow)	1929-09-30

Country Status (4)

Country	Link
BE (1)	BE368135A (enrdf_load_stackoverflow)
DE (1)	DE521985C (enrdf_load_stackoverflow)
FR (1)	FR690810A (enrdf_load_stackoverflow)
NL (1)	NL28552C (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1056095B (de) *	1956-09-28	1959-04-30	Harry Pauling Dipl Ing	Verfahren zum Hochkonzentrieren von Salpetersaeure mittels Schwefelsaeure

0
- BE BE368135D patent/BE368135A/xx unknown
- NL NL28552D patent/NL28552C/xx active
1930
- 1930-02-28 FR FR690810D patent/FR690810A/fr not_active Expired
- 1930-09-20 DE DE1930521985D patent/DE521985C/de not_active Expired

Also Published As

Publication number	Publication date
DE521985C (de)	1931-03-28
BE368135A (enrdf_load_stackoverflow)
FR690810A (fr)	1930-09-26

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